Answers

Add 35/21 and 27/40

1^st number: 1 14/21, 2^nd number: 27/40

35/21 + 27/40 is 281/120.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 21 and 40 is 840
   
   Next, find the equivalent fraction of both fractional numbers with denominator 840
2. For the 1st fraction, since 21 × 40 = 840,
   35/21 = 35 × 40/21 × 40 = 1400/840
3. Likewise, for the 2nd fraction, since 40 × 21 = 840,
   27/40 = 27 × 21/40 × 21 = 567/840
4. Add the two like fractions:
   1400/840 + 567/840 = 1400 + 567/840 = 1967/840
5. 1967/840 simplified gives 281/120
6. So, 35/21 + 27/40 = 281/120
   In mixed form: 241/120

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